if the macb's mac is not a valid public mac set a private with "smf" as OUI
as the mac address might be set by the previous bootloader
set a private with "smf" as OUI for asix
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
---
arch/arm/boards/animeo_ip/init.c | 35 +++++++++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/arch/arm/boards/animeo_ip/init.c b/arch/arm/boards/animeo_ip/init.c
index 65fc0e6..4068437 100644
--- a/arch/arm/boards/animeo_ip/init.c
+++ b/arch/arm/boards/animeo_ip/init.c
@@ -27,6 +27,7 @@
#include <mach/io.h>
#include <mach/at91_pmc.h>
#include <mach/at91_rstc.h>
+#include <local_mac_address.h>
static bool animeo_ip_is_buco;
static bool animeo_ip_is_io;
@@ -254,8 +255,42 @@ static void animeo_ip_phy_reset(void)
at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY | (rstc) | AT91_RSTC_URSTEN);
}
+#define MACB_SA1B 0x0098
+#define MACB_SA1T 0x009c
+
+static int animeo_ip_get_macb_ethaddr(u8 *addr)
+{
+ u32 top, bottom;
+ void __iomem *base = IOMEM(AT91SAM9260_BASE_EMAC);
+
+ bottom = readl(base + MACB_SA1B);
+ top = readl(base + MACB_SA1T);
+ addr[0] = bottom & 0xff;
+ addr[1] = (bottom >> 8) & 0xff;
+ addr[2] = (bottom >> 16) & 0xff;
+ addr[3] = (bottom >> 24) & 0xff;
+ addr[4] = top & 0xff;
+ addr[5] = (top >> 8) & 0xff;
+
+ /* valid and not private */
+ if (is_valid_ether_addr(addr) && !(addr[0] & 0x02))
+ return 0;
+
+ return -EINVAL;
+}
+
static void animeo_ip_add_device_eth(void)
{
+ u8 enetaddr[6];
+
+ if (!animeo_ip_get_macb_ethaddr(enetaddr))
+ eth_register_ethaddr(0, enetaddr);
+ else
+ local_mac_address_register(0, "smf");
+
+ /* for usb asix */
+ local_mac_address_register(1, "smf");
+
animeo_ip_phy_reset();
at91_add_device_eth(0, &macb_pdata);
}
--
1.8.4.rc1
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